For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningWindshield Washer Pump Replacement
Removal Procedure
Remove the front wheelhouse liner. Refer to Front Wheelhouse Liner
Replacement.
Disconnect the washer pump electrical connector (1).
Disconnect the washer pump hose (2) from the washer pump (3).
Using a small flat-bladed tool, remove the washer pump from the washer ...
Emergency
With Automatic Crash Response, the built-in system can automatically connect
to help in most crashes, even if help cannot be requested.
Press to connect to an Emergency
Advisor. GPS technology is used to identify the vehicle location and can provide
critical information to emergency personne ...
Rear Axle Replacement
Special Tools
EN 45059 Torque Angle Sensor Kit
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and suitably support the vehicle. Refer to Lifting and
Jacking the Vehicle.
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and
...